A heat dome dries out the ground and air above it, which deters thunderstorms, but means drought can begin or worsen. A heat ...

Heat domes are caused by high-pressure systems that trap air near the surface of the Earth, sealing in hot, humid air and ...

Here’s what else you need to know to get up to speed and on with your day. The heat is on — and millions are about to feel it ...

A heat dome​ is trapping over 90 million Americans in extreme temperatures this week with the National Weather Service​ issuing heat alerts from Nebraska to Florida.

The National Weather Service already has issued extreme heat warnings, watches and advisories across a swath of the Midwest ...

Almost 85 million Americans from South Dakota to Texas and North Carolina to Florida are already under extreme heat warnings, ...

“Thursday remains on track to be the hottest day of the week; a heat advisory will likely be needed as the heat index reaches ...

The South in July is always hot and humid, but Tennesseans get an extra does of heat with an incoming heat dome. What to know ...

The Pensacola area is under a heat advisory for the second day in a row. A cluster of showers and thunderstorms will offer ...

An extreme heat watch has been issued for all of Chicagoland on Wednesday and Thursday as temperatures and humidity spike.